[Tagging] Layer=* tags disappearing

[Pieren]

On Tue, Oct 12, 2010 at 8:58 AM, Andrew Errington <
a.errington at lancaster.ac.uk> wrote:

> > I thought that setting bridge=yes or tunnel=yes didn't imply anything
> > about the layer.  The wiki says, "it is better to explicitly state the
> > layer".  It definitely appears that the renderers don't get the layering
> > right without explicit tagging.
>
> True.  I always explicitly tag layer=* on every bridge, even if it doesn't
> appear to cross anything.
>
>
Yes and no.
"layer" is just saying what is on the top when two objects/lines are
crossing each other. If you have only one element, the layer tag is really
optionnal (this until someone is tracing what is below). And we can also put
the layer tag on the element under the bridge.

Pieren
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